[" If a metallic sphere gets cooled from "62^(@)C" to "50^(@)C" in "10" minutes and in the next "10" minutes gets "],[" cooled to "42^(@)C" ,then the temperature of the surroundings is "]

If a metallic sphere gets cooled from 62^(@)C to 50^(@)C in minutes 10 and in the next 10 minutes gets cooled to 42^(@)C , then the temperature of the surroundings is

If a metallic sphere gets cooled from 62^(@)C to 50^(@)C in utesmin10 and in the next utes min10 gets cooled to 42^(@)C , then the temperature of the surroundings is

A body cools from 70^(@)C" to "60^(@)C in 5 minutes and to 45^(@)C in the next 10 minutes. Calculate the temperature of the surroundings.

Hot water cools from 60^(@)C to 50^(@)C in the first 10 minutes and to 42^(@)C in the next 10 minutes Then the temperature of the surrounding is

Certain quantity of water cools from 70^(@)C to 60^(@)C in the first 5 minutes and to 54^(@)C in the next 5 minutes and to 54^(@)C in the next 5 minutes. The temperature of the surroundings is

Hot water cools from 60^(@)C to 50^(@)C in the first 10 minutes and to 45^(@)C in the next 10 minutes. The temperature of the surroundings is: